Email functions visible to a user, such as facilities for preparing and submitting messages, filing, replying, and forwarding, are considered

message transfer agent functions.

Email functions concerned with the protocol operations needed to transmit and deliver messages are considered

SMTP does not guarantee that all messages are delivered.

Which of the following is a true statement regarding SMTP processing of messages?

MIME.

A widely used extension to the RFC 822 framework that expands what can be sent via email is called

Binary

Which of the following is NOT a standard MIME content type?

client.

When using HTTP, an application program that establishes connections for the purpose of sending requests to a server is called a

resource.

When using HTTP, a network data object or service that can be identified by a URL is called

server.

When using HTTP, an application program that accepts connections in order to service requests by sending back responses is called a

User type

The Session Initiation Protocol (SIP) is an application-level protocol for setting up, modifying, and terminating real-time sessions between participants over an IP network. SIP supports five facets of establishing and terminating multimedia communications. Which of the following is NOT one of these facets?

SMTP adds log information to the start of the delivered message that indicates the path the message took. and SMTP standardizes the message character set as 7-bit ASCII

SMTP is not concerned with the format or content of messages, except for two exceptions. Which two of the following are these exceptions?

True

Two notable consumer electronic gadgets that are impacting the traffic load on networks are the digital versatile disc and the digital still camera.

False

A digital versatile disc can store approximately 100 times more data than a CD-ROM.

False

Typically, more complex routing protocols are used between autonomous systems within a larger internet and relatively simple routing protocols are used within each autonomous system

False

A QoS facility allows the Internet to treat all classes of traffic equally in order to optimize the services provided to all users.

True

An internet routing protocol is used to exchange information about reachability and traffic delays, allowing each router to construct a next-hop routing table for paths through the internet.

Few networks, each with many hosts

Which of the following describes class A networks?

Medium number of networks, each with a medium number of hosts

Which of the following describes class B networks?

Many networks, each with a few hosts

Which of the following describes class C networks?

126

The maximum number of Class A network addresses is

True

Network topology refers to the way individual end stations access the network prior to transmission of user data.

True

The original commercial Ethernet, as well as the original IEEE 802.3 standard, operated at 100 Mps.

2)

_______

True

On a bus topology LAN, each station can send and receive data to or from another station independent of other bus activity.

True

A MAC frame includes various bit patterns to enable a receiver to correctly recognize key parts of the information contained in the frame.

True

In the MAC frame, the start of frame delimited (SFD) provides the receiver with the starting point of meaningful data in the frame.

False

Every MAC frame must include two addresses, which allows an alternative receiver to be designated in the event an error occurs.

True

Two general approaches to connecting multiple LANs are bridges and switches.

True

In general, the performance of a LAN declines with increased lengths of connections and/or the number of devices using it.

False

Because of increased functionality of modern layer 2 switches, bridges have been replaced by these types of switches.

True

A broadcast recipient address means that all devices connected to the LAN are to receive the message.

False

A layer 3 switch is just another name for a router

Gigabit Ethernet

Which of the following LAN technologies has the highest capacity?

10 Mbps

Which of the following is not one for the speeds found in modern Ethernet LAN?

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